package com.study.demo.gsbean.demo7;

/**
 * @author: elvin
 * @time: 2019-05-06 14:13
 * @desc:
 **/
public class User {
    String username;

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        System.out.println("调用了 setUsername 方法");
        this.username = username;
    }
}
